36703d9d36
Some pieces still remain, but the next step looks less mechanical, so I wanted to land this piece independently. Bug: skia: Change-Id: Ie63afcfa08af2f6e4996911fa2225c43441dbfb2 Reviewed-on: https://skia-review.googlesource.com/84120 Reviewed-by: Mike Klein <mtklein@chromium.org> Commit-Queue: Brian Osman <brianosman@google.com>
107 lines
3.5 KiB
C++
107 lines
3.5 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "ColorCodecBench.h"
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#include "Resources.h"
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#include "SkCodec.h"
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#include "SkCodecPriv.h"
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#include "SkColorSpace_XYZ.h"
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#include "SkColorSpaceXform.h"
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#include "SkCommandLineFlags.h"
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DEFINE_bool(xform_only, false, "Only time the color xform, do not include the decode time");
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DEFINE_bool(srgb, false, "Convert to srgb dst space");
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DEFINE_bool(nonstd, false, "Convert to non-standard dst space");
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DEFINE_bool(half, false, "Convert to half floats");
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ColorCodecBench::ColorCodecBench(const char* name, sk_sp<SkData> encoded)
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: fEncoded(std::move(encoded))
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{
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fName.appendf("Color%s", FLAGS_xform_only ? "Xform" : "Codec");
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fName.appendf("_%s", name);
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}
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const char* ColorCodecBench::onGetName() {
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return fName.c_str();
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}
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bool ColorCodecBench::isSuitableFor(Backend backend) {
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return kNonRendering_Backend == backend;
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}
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void ColorCodecBench::decodeAndXform() {
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#ifdef SK_DEBUG
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SkCodec::Result result =
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#endif
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SkCodec::MakeFromData(fEncoded)->getPixels(fDstInfo, fDst.get(), fDstInfo.minRowBytes());
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SkASSERT(SkCodec::kSuccess == result);
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}
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void ColorCodecBench::xformOnly() {
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std::unique_ptr<SkColorSpaceXform> xform = SkColorSpaceXform::New(fSrcSpace.get(),
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fDstSpace.get());
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SkASSERT(xform);
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void* dst = fDst.get();
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void* src = fSrc.get();
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for (int y = 0; y < fSrcInfo.height(); y++) {
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SkAssertResult(xform->apply(select_xform_format(fDstInfo.colorType()), dst,
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SkColorSpaceXform::kRGBA_8888_ColorFormat, src,
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fSrcInfo.width(), fDstInfo.alphaType()));
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dst = SkTAddOffset<void>(dst, fDstInfo.minRowBytes());
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src = SkTAddOffset<void>(src, fSrcInfo.minRowBytes());
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}
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}
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void ColorCodecBench::onDelayedSetup() {
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std::unique_ptr<SkCodec> codec = SkCodec::MakeFromData(fEncoded);
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fSrcInfo = codec->getInfo().makeColorType(kRGBA_8888_SkColorType);
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fDstInfo = fSrcInfo;
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fDstSpace = nullptr;
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if (FLAGS_srgb) {
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fDstSpace = SkColorSpace::MakeSRGB();
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} else if (FLAGS_nonstd) {
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SkColorSpaceTransferFn gamma;
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gamma.fA = 1.0f;
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gamma.fB = gamma.fC = gamma.fD = gamma.fE = gamma.fF = 0.0f;
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gamma.fG = 4.0f;
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SkMatrix44 matrix = SkMatrix44(SkMatrix44::kUninitialized_Constructor);
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matrix.set3x3(0.30f, 0.31f, 0.28f, 0.32f, 0.33f, 0.29f, 0.27f, 0.30f, 0.30f);
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fDstSpace = SkColorSpace::MakeRGB(gamma, matrix);
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} else {
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sk_sp<SkData> dstData = GetResourceAsData("icc_profiles/HP_ZR30w.icc");
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SkASSERT(dstData);
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fDstSpace = SkColorSpace::MakeICC(dstData->data(), dstData->size());
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}
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SkASSERT(fDstSpace);
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fDstInfo = fDstInfo.makeColorSpace(fDstSpace);
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if (FLAGS_half) {
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fDstInfo = fDstInfo.makeColorType(kRGBA_F16_SkColorType);
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fDstSpace = fDstSpace->makeLinearGamma();
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}
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fDst.reset(fDstInfo.computeMinByteSize());
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if (FLAGS_xform_only) {
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fSrc.reset(fSrcInfo.computeMinByteSize());
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fSrcSpace = codec->getInfo().refColorSpace();
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codec->getPixels(fSrcInfo, fSrc.get(), fSrcInfo.minRowBytes());
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}
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}
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void ColorCodecBench::onDraw(int n, SkCanvas*) {
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for (int i = 0; i < n; i++) {
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if (FLAGS_xform_only) {
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this->xformOnly();
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} else {
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this->decodeAndXform();
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}
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}
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}
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